-27.67% is the change from 936 to 677
Calculation steps:
[( 677 - 936 ) ÷ 936] x 100 = -27.67%
Formula
Percentage change = [(677 - 936) / 936] x 100
Subtract the new number by the original number
677 - 936 = -259
-259 ÷ 936 = -0.2767094017094017
-0.2767094017094017 x 100 = -27.67%